AM/FM 1 CHIP RADIO
S1A0427B01
INTRODUCTION
The S1A0427B01 is a monolithic integrated circuit designed for portable AM/FM radios or AM/FM clock radios.
16−DlP−300A
FUNCTIONS
• • • • AM RF & MIX AM AGC AM/FM DET
Regulator • • • • AM Local OSC AM/FM IF AMP Audio Power AMP FM AFC Control
FEATURE
• • • Portable AM/FM 1-chip radio Wide operating supply voltage range: VCC = 3V − 12V (Approximately ) (Depending on the internal
regulator tolerance) Recommended operating suply voltage: VCC = 4.
5V − 9V Vcc RL 8Ω 16Ω 45Ω • • • 4.
5V O O O 6.
0V O O O 7.
5V O O O 9.
0V X O O Line Operated X X O
When using the AC line as an internal shunt
regulator mode, it is possible to use a low cost application witho...